Least Common Multiple (LCM) of 168 and 129
The least common multiple (LCM) of 168 and 129 is 7224.
What is the Least Common Multiple (LCM)?
The LCM of two integers is the smallest positive integer that is divisible by both numbers. It is often used to find common denominators and solve problems involving periodic events.
Formula for LCM
The LCM of two numbers can be calculated using their GCD:
LCM(a, b) = |a × b| ÷ GCD(a, b)
How to Calculate the LCM of 168 and 129?
First, calculate the GCD of 168 and 129 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 168 ÷ 129 = 1 remainder 39 |
| 2 | 129 ÷ 39 = 3 remainder 12 |
| 3 | 39 ÷ 12 = 3 remainder 3 |
| 4 | 12 ÷ 3 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 56 and 58 | 1624 |
| 185 and 84 | 15540 |
| 27 and 71 | 1917 |
| 190 and 39 | 7410 |
| 26 and 59 | 1534 |